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Short-term Investments (Tables)
 9 Months Ended
Aug. 06, 2022
Investments, Debt and Equity Securities [Abstract]  
Summary of Short-term Investments
The following is a summary of short-term investments (available for sale):
 
     August 6, 2022  
     Cost      Gross
Unrealized
Gains		      Gross
Unrealized
Losses		      Estimated
Fair Value		  
Equity securities in a public company
    $ 167,930      $ 373,202      $ —        $ 541,132  
    
 
 
     
 
 
     
 
 
     
 
 
  
 
     November 6, 2021  
     Cost      Gross
Unrealized
Gains		      Gross
Unrealized
Losses		      Estimated
Fair Value		  
Equity securities in a public company
    $ 167,930      $ 453,998      $ —        $ 621,928